syzbot


Instances [tested repos]:
Name Last active Uptime Corpus Coverage 🛈 Crashes Execs Kernel build syzkaller build Bugs
Commit Config Freshness Status Commit Freshness Status All Only
ci2-upstream-kcsan-gce now 5h54m 91509 486830 140 724272 d6ef8b40d075 .config 8h21m d3ccff63 17h57m all only
Applied filters: Only Manager=ci2-upstream-kcsan-gce (drop)
open (17):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in read_pages / read_pages (4) fs mm 1 6h13m 5h25m
KCSAN: data-race in io_recv / io_wq_free_work io-uring 2 13d 13d 💬 1 [13d]
KCSAN: data-race in kick_pool / wq_worker_running kernel 537 5h21m 27d 💬 1 [27d]
KCSAN: assert: race in srcu_gp_start_if_needed perf trace 1 33d 32d 💬 1 [32d]
KCSAN: data-race in mprotect_fixup / page_vma_mapped_walk mm 2 30d 43d
KCSAN: data-race in mon_reader_del / usb_hcd_submit_urb (4) usb 3 20d 49d
KCSAN: data-race in folios_put_refs / need_mlock_drain (2) mm 8 14d 52d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (5) virt 20 4d16h 65d 💬 1 [64d]
KCSAN: data-race in xas_find_marked / xas_init_marks (4) exfat ext4 5 48d 73d PATCH [58d]
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 13d 73d 💬 4 [3d11h]
KCSAN: data-race in xas_create / xas_find (8) fs mm 4 46d 73d 💬 2 [73d]
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk mm 66 1d23h 94d 💬 4 [94d]
KCSAN: data-race in pcpu_alloc_noprof / pcpu_balance_workfn (2) kernel 16 36d 119d 💬 2 [114d]
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 111 4h36m 146d
KCSAN: data-race in block_uevent / inc_diskseq (2) block 51 2h14m 190d 💬 2 [71d]
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 760 38d 612d 💬 21 [52d]
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 348 3h50m 612d 💬 6 [84d]
moderation (185):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __dentry_kill / __dentry_kill (5) fs 1 59m 58m
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp fs 1 1h59m 1h58m
KCSAN: data-race in do_sync_mmap_readahead / read_pages (3) mm 1 6h12m 6h11m
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (3) perf 2 12h00m 12h01m
KCSAN: data-race in d_alloc_parallel / d_set_d_op (11) fs 1 17h39m 17h39m
KCSAN: data-race in vga_arb_write / vga_arb_write (4) pci 1 21h49m 21h48m
KCSAN: data-race in prepare_signal / ptrace_attach (12) kernel 1 3d17h 3d17h
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (9) fs mm 1 3d17h 3d17h
KCSAN: data-race in io_sq_thread / io_sq_thread_stop io-uring 1 4d06h 4d06h
KCSAN: data-race in evdev_pass_values / evdev_poll (10) input 2 3d18h 5d05h
KCSAN: data-race in __stop_tty / pty_write (15) serial 1 5d11h 5d11h
KCSAN: data-race in _copy_to_iter / set_overhead (2) ext4 1 6d11h 6d11h
KCSAN: data-race in mtree_range_walk / rcu_segcblist_enqueue (3) mm 1 6d23h 6d23h
KCSAN: data-race in serial8250_do_startup / serial8250_handle_irq (2) serial 1 7d04h 7d04h
KCSAN: data-race in dio_bio_end_io / dio_new_bio (4) exfat 3 1d23h 8d17h
KCSAN: data-race in n_tty_check_unthrottle / n_tty_receive_buf_common (12) serial 1 11d 11d
KCSAN: data-race in drop_nlink / generic_fillattr (9) fs 1 13d 13d
KCSAN: data-race in relay_switch_subbuf / relay_switch_subbuf (8) block trace 5 5d00h 13d
upstream test error: lost connection to test machine (5) 1 13d 13d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (13) fs 2 13d 14d
KCSAN: data-race in file_update_time / inode_set_ctime_to_ts fs 1 14d 14d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (8) block 1 15d 15d
KCSAN: data-race in generic_fillattr / shmem_symlink (4) mm 1 16d 16d
KCSAN: data-race in sg_new_write / sg_new_write (2) scsi 1 17d 17d
KCSAN: data-race in n_tty_poll / tty_set_termios (8) serial 2 9d21h 17d
KCSAN: data-race in filemap_flush / xas_set_mark (3) mm fs 4 3d17h 17d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (12) io-uring 3 1d05h 18d
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts fs 1 18d 18d
KCSAN: data-race in n_tty_receive_char / n_tty_write (9) serial 1 19d 19d
KCSAN: data-race in do_mq_timedreceive / do_mq_timedsend (2) kernel 2 8d08h 19d
KCSAN: data-race in __dentry_kill / d_set_d_op (19) fs 1 19d 19d
KCSAN: data-race in inode_set_ctime_to_ts / inode_update_timestamps fs 1 19d 19d
KCSAN: data-race in fat16_ent_get / fat16_ent_put (2) exfat 1 20d 20d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (2) ext4 1 21d 21d
KCSAN: data-race in _copy_to_iter / fat16_ent_put (5) exfat 2 19d 21d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (6) fs mm 2 15d 23d
KCSAN: data-race in rtc_dev_poll / rtc_pie_update_irq (5) rtc 4 15d 23d
KCSAN: data-race in __mem_cgroup_flush_stats / tick_do_update_jiffies64 kernel 1 23d 23d
KCSAN: data-race in __process_echoes / n_tty_write (13) serial 3 9d13h 24d
KCSAN: data-race in data_push_tail / symbol_string (8) kernel 1 25d 25d
KCSAN: data-race in fill_mg_cmtime / inode_update_timestamps fs 1 25d 25d
KCSAN: data-race in n_tty_write / tty_set_termios (12) serial 5 2d17h 26d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 2 10d 28d
KCSAN: data-race in generic_fillattr / setattr_copy (2) fs 1 28d 28d
KCSAN: data-race in __d_instantiate / step_into (3) fs 2 26d 28d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (6) ext4 1 29d 29d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (7) fs mm 1 29d 29d
upstream test error: KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 1 30d 30d
KCSAN: data-race in exec_mmap / vms_clear_ptes (2) mm 3 12d 30d
KCSAN: data-race in generic_fillattr / inode_update_timestamps (3) fs 1 30d 30d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 1 30d 30d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (4) ext4 3 18d 31d
KCSAN: data-race in p9_conn_cancel / p9_poll_workfn (8) v9fs 1 31d 31d
KCSAN: data-race in ksys_write / ksys_write (13) fs 1 32d 32d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (4) io-uring 2 10d 32d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 1 33d 33d
KCSAN: data-race in pcpu_balance_workfn / pcpu_nr_pages kernel 1 33d 33d
KCSAN: data-race in mark_buffer_dirty_inode / mark_buffer_dirty_inode (12) exfat 4 18h35m 33d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 13 2d04h 34d
KCSAN: data-race in flush_memcg_stats_dwork / tick_do_update_jiffies64 (5) kernel 1 35d 35d
KCSAN: data-race in _copy_to_iter / fat_set_state (10) exfat 2 9d16h 35d
KCSAN: data-race in mprotect_fixup / remove_migration_pte mm 1 35d 35d
KCSAN: data-race in n_tty_receive_buf_common / n_tty_write (7) serial 1 35d 35d
KCSAN: data-race in __usb_hcd_giveback_urb / mon_reader_del usb 2 11h49m 36d
KCSAN: data-race in avc_policy_seqno / avc_ss_reset (2) selinux 2 33d 36d
KCSAN: data-race in file_update_time / inode_set_ctime_current (2) fs 1 36d 36d
KCSAN: data-race in drop_sysctl_table / proc_sys_revalidate fs 1 36d 36d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 44 2d22h 36d
KCSAN: data-race in __tty_hangup / tty_hung_up_p (12) serial 1 36d 36d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 13 6d20h 37d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (4) mm 3 13d 37d
upstream test error: KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 1 37d 37d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 87 5h15m 38d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 2d09h 38d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (6) kernfs 1 39d 39d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (5) fs 3 10d 39d
KCSAN: data-race in dequeue_signal / ptrace_check_attach (11) kernel 3 9d05h 41d
KCSAN: data-race in mon_reader_add / usb_hcd_submit_urb (2) usb 4 25d 41d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (7) ext4 1 41d 41d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 5 12h05m 43d
KCSAN: data-race in pipe_lock / pipe_release (15) fs 2 7d18h 43d
KCSAN: data-race in __filemap_remove_folio / file_write_and_wait_range (8) mm 1 44d 44d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 7 4d04h 44d
KCSAN: data-race in ppp_asynctty_receive / tty_set_termios (9) serial 6 38d 45d
KCSAN: data-race in n_tty_flush_buffer / n_tty_lookahead_flow_ctrl (6) serial 3 23d 45d
KCSAN: data-race in bpf_lru_pop_free / htab_lru_percpu_map_lookup_percpu_elem (2) bpf 1 46d 46d
KCSAN: data-race in data_push_tail / uuid_string (4) ext4 1 46d 46d
KCSAN: data-race in fasync_remove_entry / kill_fasync (12) fs 1 47d 47d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (4) mm 6 9d19h 49d
KCSAN: data-race in __dentry_kill / lookup_fast (12) fs 2 23d 49d
KCSAN: data-race in data_push_tail / dentry_name (3) mm 1 50d 50d
KCSAN: data-race in pipe_double_lock / pipe_release (6) fs 1 50d 50d
KCSAN: data-race in hrtimer_reprogram / print_cpu (12) kernel 2 15d 52d
upstream test error: KCSAN: data-race in pollwake / pollwake (2) fs 1 54d 54d
KCSAN: data-race in xas_create / xas_find_marked (7) fs mm 1 55d 55d
KCSAN: data-race in inode_set_ctime_current / inode_update_timestamps (2) fs 1 55d 55d
KCSAN: data-race in __mark_inode_dirty / __mark_inode_dirty (5) exfat 33 2d08h 56d
KCSAN: data-race in audit_log_start / audit_receive (2) audit 4 2d06h 59d
KCSAN: data-race in print_cpu / tick_nohz_stop_idle (4) kernel 3 5d10h 60d
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (2) fs 3 38d 61d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (9) ext4 exfat 2 8d22h 62d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio block 2 43d 65d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 13 4d07h 70d
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (5) mm 7 1d21h 74d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 11 3d20h 74d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) block 8 9d07h 75d
KCSAN: data-race in file_update_time / inode_update_timestamps (2) fs 8 22d 80d
KCSAN: data-race in inode_update_timestamps / inode_update_timestamps (3) fs 7 6d10h 82d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 10 3d16h 82d
KCSAN: data-race in hrtimer_interrupt / print_tickdevice (14) kernel 8 14d 84d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 8 14d 85d
KCSAN: data-race in d_invalidate / fast_dput (4) fs 4 46d 86d
KCSAN: data-race in console_flush_all / console_flush_all ext4 17 16h50m 93d
KCSAN: data-race in getrusage / vms_clear_ptes mm 29 2d04h 94d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (6) mm fs 3 36d 100d
KCSAN: data-race in data_alloc / data_push_tail (3) audit 7 5d23h 109d
KCSAN: data-race in mem_cgroup_flush_stats_ratelimited / tick_do_update_jiffies64 (2) kernel 109 2d05h 118d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (3) fs 16 8d10h 119d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 24 7d22h 151d
KCSAN: data-race in mlock_folio / need_mlock_drain (6) mm 12 3d01h 164d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 32 2h12m 169d
KCSAN: data-race in __d_rehash / fast_dput (3) fs 19 25d 173d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 43 7d03h 174d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 42 1d14h 175d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 33 3d17h 176d
KCSAN: data-race in d_delete / lookup_fast (7) fs 40 12h24m 178d
KCSAN: data-race in __dentry_kill / step_into (8) fs 18 11d 178d
KCSAN: data-race in do_mpage_readpage / set_blocksize (8) block 48 2d00h 184d
KCSAN: data-race in pollwake / pollwake (5) fs 221 5h23m 185d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 16 1d17h 191d
KCSAN: data-race in munlock_folio / need_mlock_drain (5) mm 16 52d 207d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 39 1d17h 208d
KCSAN: data-race in touch_atime / touch_atime (3) fs 124 47m 214d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf syz 198 34d 221d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 103 12h05m 222d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 189 4h57m 222d
KCSAN: data-race in __tmigr_cpu_activate / tmigr_update_events kernel 70 7d07h 224d
KCSAN: data-race in print_cpu / tick_nohz_idle_enter (10) kernel 19 11d 229d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 176 4h05m 233d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 46 3d21h 259d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 76 5d20h 263d
KCSAN: data-race in __tmigr_cpu_deactivate / tmigr_handle_remote kernel 98 1d15h 286d
KCSAN: data-race in vmalloc_info_show / vmalloc_info_show fs 419 1d04h 286d
KCSAN: data-race in __tmigr_cpu_activate / tmigr_handle_remote kernel 353 10h08m 289d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 161 5h15m 329d
KCSAN: data-race in mas_walk / mas_wmb_replace mm 185 2d01h 349d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 439 6h25m 351d
KCSAN: data-race in call_rcu / mtree_range_walk mm 676 14h00m 352d
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 488 7h21m 352d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 66 4d23h 383d
KCSAN: data-race in do_select / pollwake (2) ext4 kernfs 1068 16h33m 384d
KCSAN: data-race in data_push_tail / number (4) ext4 83 17h21m 384d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 776 5h27m 384d
KCSAN: data-race in atime_needs_update / inode_update_timestamps fs 210 3d06h 384d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 404 2d04h 384d
KCSAN: data-race in hrtimer_interrupt / print_cpu (5) kernel 223 8d04h 385d
KCSAN: data-race in n_tty_receive_char_flow_ctrl / tty_set_termios serial 459 4d08h 385d
KCSAN: data-race in process_scheduled_works / process_scheduled_works kernel 1398 5h52m 385d
KCSAN: data-race in set_nlink / set_nlink kernfs 603 2h17m 385d
KCSAN: data-race in dont_mount / lookup_fast fs syz 739 2d08h 385d
KCSAN: data-race in process_one_work / process_one_work kernel syz 231 482d 385d
KCSAN: data-race in __fsnotify_parent / fsnotify_detach_connector_from_object (3) fs syz 978 246d 385d
KCSAN: data-race in dentry_unlink_inode / step_into fs syz 1601 2h47m 385d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block 109 4d01h 385d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 714 4h04m 385d
KCSAN: data-race in wq_worker_tick / wq_worker_tick kernel 218 9h01m 385d
KCSAN: data-race in d_delete / step_into (6) fs 730 4d17h 385d
KCSAN: data-race in filemap_fdatawrite_wbc / xas_set_mark fs mm 877 38d 962d
KCSAN: data-race in dont_mount / step_into isofs syz 1488 3h30m 965d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 828 2d03h 1085d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 1084 2h19m 1108d
KCSAN: data-race in pcpu_alloc / pcpu_free_area (3) netfilter syz 1402 222d 1123d
KCSAN: data-race in data_push_tail / string net 380 4d16h 1253d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 4352 5h01m 1279d
KCSAN: data-race in prandom_seed / prandom_u32 net syz 612 947d 1366d
KCSAN: data-race in data_alloc / prb_reserve ext4 985 4h07m 1372d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 audit 3397 3h27m 1508d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 1459 5d01h 1553d
KCSAN: data-race in do_sys_poll / pollwake fs 4733 16h29m 1622d
KCSAN: data-race in exit_mm / mm_update_next_owner kernel syz 3548 158d 1636d
KCSAN: data-race in alloc_pid / copy_process (2) kernel 2877 2h32m 1661d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2387 2h34m 1789d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 4032 4h28m 1843d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 1611 4h04m 1848d
KCSAN: data-race in pcpu_alloc / pcpu_block_update_hint_alloc netfilter bpf syz 1228 223d 1876d